DC-DC Waterproof 10-20V 12V to 36V 5A/180W Boost Step Up Power Supply Module Car Regulated Power Supply Converter Industry grade DC 12V to 36V step-up converter Sturdy, waterproof housing makes the converter ideal for use in a wide range of applications including vehicles, security systems, hospital equipment, telecommunications etc Over 90% power conversion efficiency Input voltage range(V)	10-20V DC Built-in over-voltage, under-voltage, overload, over-heat and short circuit protection